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Cheap flights from London to Istanbul from €106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Istanbul departing on 14/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Istanbul

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:55 - 00:50LHR-IST
3h 55mdirect
British Airways Logo
18:40 - 19:55IST-LHR
4h 15mdirect
€178British Airways
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Mon, 23 Feb - Fri, 6 Mar
British Airways Logo
06:40 - 13:35LHR-IST
3h 55mdirect
British Airways Logo
14:55 - 16:20IST-LHR
4h 25mdirect
€178British Airways
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Thu, 4 Dec - Tue, 9 Dec
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
Multiple Airlines Logo
04:50 - 07:55IST-LHR
6h 05m1 stop
€181Multiple Airlines
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Fri, 5 Dec - Sun, 14 Dec
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
Multiple Airlines Logo
04:50 - 07:55IST-LHR
6h 05m1 stop
€182Multiple Airlines
Find Deal
Fri, 6 Feb - Sun, 8 Feb
Turkish Airlines Logo
22:35 - 05:25LHR-IST
3h 50mdirect
Turkish Airlines Logo
15:10 - 16:10IST-LHR
4h 00mdirect
€187Turkish Airlines
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Sun, 9 Nov - Tue, 18 Nov
Air Serbia Logo
19:25 - 15:50LHR-IST
18h 25m1 stop
Air Serbia Logo
15:40 - 12:30IST-LHR
22h 50m1 stop
€190Air Serbia
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Sun, 29 Mar - Fri, 3 Apr
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
€191KLM
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Fri, 5 Dec - Mon, 8 Dec
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
€194KLM
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Wed, 7 Jan - Wed, 14 Jan
Turkish Airlines Logo
19:55 - 02:50LHR-IST
3h 55mdirect
Turkish Airlines Logo
21:25 - 22:25IST-LHR
4h 00mdirect
€204Turkish Airlines
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Sun, 9 Nov - Fri, 14 Nov
Air Serbia Logo
13:20 - 15:55LHR-IST
23h 35m1 stop
Air Serbia Logo
16:40 - 12:20IST-LHR
22h 40m1 stop
€225Air Serbia
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Sun, 1 Feb - Fri, 6 Feb

Turkish Airlines flights from London to Istanbul

Our best Turkish Airlines deals on London to Istanbul flight tickets
Turkish Airlines
9 Nov
LHR22:35London Heathrow
3h 50m
IST05:25Istanbul
18 Nov
IST15:10Istanbul
4h 00m
LHR16:10London Heathrow
€187
Find similar
Turkish Airlines
9 Nov
LHR19:55London Heathrow
3h 55m
IST02:50Istanbul
14 Nov
IST21:25Istanbul
4h 00m
LHR22:25London Heathrow
€204
Find similar
Turkish Airlines
5 Nov
LHR11:30London Heathrow
3h 55m
IST18:25Istanbul
12 Nov
IST21:25Istanbul
4h 00m
LHR22:25London Heathrow
€209
Find similar

British Airways flights from London to Istanbul

Our best British Airways deals on London to Istanbul flight tickets
British Airways
23 Feb
LHR17:55London Heathrow
3h 55m
IST00:50Istanbul
4 Mar
IST07:35Istanbul
4h 30m
LHR09:05London Heathrow
€178
Find similar
British Airways
4 Dec
LHR06:40London Heathrow
3h 55m
IST13:35Istanbul
12 Dec
IST18:40Istanbul
4h 15m
LHR19:55London Heathrow
€178
Find similar
British Airways
27 Nov
LHR17:30London Heathrow
3h 55m
IST00:25Istanbul
3 Dec
IST14:45Istanbul
4h 25m
LHR16:10London Heathrow
€184
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momondo Fare Finder

 
Customise your flight search to find flights from London to Istanbul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 23 October 2025.
Use the filters below to find and compare flights from London to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 23/2

17:55-00:50

Nonstop3h 55m

Istanbul

Fri 6/3

18:40-19:55

Nonstop4h 15m

€178

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 4/12

06:40-13:35

Nonstop3h 55m

Istanbul

Tue 9/12

14:55-16:20

Nonstop4h 25m

€178

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 5/12

06:30-16:55

1 stop7h 25m

Istanbul

Sun 14/12

04:50-07:55

1 stop6h 05m

€181

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 6/2

06:30-16:55

1 stop7h 25m

Istanbul

Sun 8/2

04:50-07:55

1 stop6h 05m

€182

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 9/11

22:35-05:25

Nonstop3h 50m

Istanbul

Tue 18/11

15:10-16:10

Nonstop4h 00m

€187

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 29/3

19:25-15:50

1 stop18h 25m

Istanbul

Fri 3/4

15:40-12:30

1 stop22h 50m

€190

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 5/12

06:30-16:55

1 stop7h 25m

Istanbul

Mon 8/12

17:55-20:50

1 stop5h 55m

€191

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 7/1

06:30-16:55

1 stop7h 25m

Istanbul

Wed 14/1

17:55-20:50

1 stop5h 55m

€194

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 9/11

19:55-02:50

Nonstop3h 55m

Istanbul

Fri 14/11

21:25-22:25

Nonstop4h 00m

€204

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 1/2

13:20-15:55

1 stop23h 35m

Istanbul

Fri 6/2

16:40-12:20

1 stop22h 40m

€225

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Istanbul from

How to get the cheapest flight ticket from London to Istanbul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Istanbul?

The month of January is another great option to travel to Istanbul, with average flight prices from London averaging around €90.

What is the cheapest day to depart on your flight to Istanbul?

The cheapest day to depart from London to Istanbul is on a Monday. Travellers who choose to depart for Istanbul on a Monday will often find tickets for as low as €97. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to Istanbul for around €993.

What is the cheapest time of day to depart on your flight to Istanbul?

Our most recent data shows that the best time of day to fly to Istanbul is in the evening. Flights from London to Istanbul during this time can be as low as €259. Try not to purchase tickets in the afternoon because they tend to be around €604. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Istanbul flight route?

Fly from London Luton to Istanbul for the best London - Istanbul flight prices

How far in advance should I book a flight to Istanbul?

You are more likely to see cheaper flights to Istanbul from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around €255 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from London for as low as €230 on momondo.

What cabin class options are available on London to Istanbul flights?

There are 2 cabin classes available to choose from on London to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Istanbul

Fastest flight time

3h 50m

Direct flights

Every day

Airports in Istanbul

1 airport
The fastest flight from London to Istanbul takes 3h 50m
Direct flights go from London to Istanbul every day.
There is 1 airport near Istanbul: Istanbul (IST)
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  • How far is London to Istanbul by plane?

    The distance between London and Istanbul is about 2496.9 km. By plane, this route typically takes 3h 50m.

  • When did momondo last update prices for flights from London to Istanbul?

    Prices for flights from London to Istanbul are updated daily.

  • How old do you have to be to fly from London to Istanbul?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Istanbul.

  • What documentation or ID do you need to fly to Istanbul?

    The required travel and health documents for your Istanbul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Istanbul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Istanbul?

It is quick and easy to find London to Istanbul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Istanbul that suits you.

Can I find flights from London to Istanbul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Istanbul flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Istanbul?

momondo provides multiple filters to help you find the best flight to Istanbul from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Istanbul right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Istanbul from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Istanbul trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 33.6 km from Istanbul
Istanbul Airport
Istanbul Sabiha Gokcen Airport